What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Keeping Up with the Joneses Lifestyle inflation can be the enemy of wealth building. What could happen if you invested instead of buying more stuff? Teen Drinking and Your Liability Drinking may be a “rite of passage” for teens, but when it occurs in your home you may be held responsible for their actions. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates.